Start with the two websites below

Wisconsin Department of Health Services
Information about the coronavirus from the State of Wisconsin.

Centers for Disease Control and Prevention (CDC)
The CDC, the main U.S. federal agency monitoring and responding to the novel coronavirus outbreak, has created a microsite with frequently updated information for health practitioners, researchers, and the general public. Of particular interest to the public is the Situation Summary, a quick overview with maps of reported coronavirus cases in the United States and globally.

Additional resources:

St. Croix County – Health Alerts 
Health information from St. Croix County, WI

World Health Organization (WHO)
The WHO, a leading international health agency helping to coordinate the global response to the coronavirus outbreak, offers global news updates and helpful videos, answers common questions (Should I wear a mask to protect myself? How does this virus spread?), and dispels myths (no, gargling with mouthwash won’t protect against the virus).

National Institute of Medicine
Updated information and links concerning the 2019 novel coronavirus.

Intended for the general public, this health encyclopedia and information portal produced by the U.S. National Library of Medicine provides background on coronaviruses.  Users can also search MedlinePlus for links to high-quality health and medical information from other government agencies and trusted third-party organizations.

Help Explaining COVID-19 to your Kids
An NPR article that includes a comic that can help explain COVID-19 to your children.